baber/WOPTO huggingface dataset:
Patent JP-2006319571-A (JP)
Title: Demodulating circuit
Inventor: KANAMORI KOJI
IPC: H03M1/66
Filed: 2005-05-11
Abstract: <P>PROBLEM TO BE SOLVED: To provide a demodulating circuit suppressing an increase in current consumption even when the Fs of input digital data becomes high.  <P>SOLUTION: A digital data demodulating circuit 100 is equipped with: a digital data input terminal 101; a stopping-range attenuation-quantity control signal terminal 102; a stopping-range attenuation-quantity variable digital filter 103 which is variable in stopping-range attenuation quantity according to the Fs of digital data to be inputted; a digital-to-analog converter 104 which converts digital output into an analog signal; and a low-pass filter 105 which removes a return noise component from the output of the digital-to-analog converter 104. The circuit makes control to decrease the stopping-range attenuation quantity of the stopping-range attenuation-quantity variable digital filter 103 with a stopping-range attenuation-quantity control signal when the Fs of the input digital data is outside the audible band (e.g. Fs/2 ≥ about 20 kHz).  <P>COPYRIGHT: (C)2007,JPO&INPIT
Patent JP-2006318134-A (JP)
Title: Digital right management system, content server and portable terminal
Inventor: UENO HIDETOSHI
IPC: G06Q50/00
Filed: 2005-05-11
Abstract: <P>PROBLEM TO BE SOLVED: To continuously use digital content, which has been, used or the right information and status information when a portable terminal is changed.  <P>SOLUTION: The digital right management system (1) includes: a content server (30) in which content prepared by a content preparer is stored; portable terminals (21, 22) which acquire and use arbitrary content from the content server; and a data storage server (40) in which the content used by the portable terminal is stored so as to be uploaded and downloaded, wherein the content server prepares right information including the validity/invalidity of the backup storage of the content to the data storage server, and distributes the content and the right information in response to a content acquisition request from the portable terminal, and the portable terminal transmits the backup data prepared based on the validity/invalidity information of the backup storage to the data storage server when using the content, and stores the backup data in the data storage server.  <P>COPYRIGHT: (C)2007,JPO&INPIT
Patent JP-2006319597-A (JP)
Title: Video transmission system
Inventor: TANABE KAZUHIRO
IPC: H04N5/225
Filed: 2005-05-12
Abstract: <P>PROBLEM TO BE SOLVED: To provide a video transmission system capable of accelerating a processing speed by solving the problem that a video transmission system uses a CPU transmission line for transmission of control data and check data of a camera part to perform the transmission, so that these data can not be transmitted at a high speed due to the bottleneck of a CPU processing speed.  <P>SOLUTION: The video transmission system comprises the camera part, a controller for controlling the camera part, and a camera link cable that connects the camera part and the controller and transmits a video signal generated by the camera part, wherein the camera link cable transmits a signal transmitted in a camera link format of a standard digital transmission method, the signal transmitted in the camera link format includes at least the video signal and a synchronizing signal, and a portion of the video signal in the camera link format is replaced with camera control information for controlling the camera part and transmitted.  <P>COPYRIGHT: (C)2007,JPO&INPIT
Patent JP-2006318379-A (JP)
Title: Electronic mail distribution system and user information notification system
Inventor: HAGIWARA YOSHIOKI
IPC: G06F13/00
Filed: 2005-05-16
Abstract: <P>PROBLEM TO BE SOLVED: To integrate or aggregate a great number of electronic mail distribution service registration/cancellation counters and usage for improving usability mainly in a cellular phone and a PHS and to facilitate linkage between mail distribution and another existing advertisement medium such as a paper advertisement medium for easily acquiring a synergy effect.  <P>SOLUTION: In this electronic mail distribution system, an electronic mail having an instruction and a command following a predetermined format in Japanese is transmitted to a predetermined counter when a user carries out registration/cancellation of a service. A function for decoding and processing the instruction and the command is provided on an electronic mail receipt counter side. In this way, distribution groups 1, 2, 3 to N intended by the user are determined and specified from a great number of groups, and registration/cancellation of the user is performed easily (usage is facilitated).  <P>COPYRIGHT: (C)2007,JPO&INPIT
Patent JP-2006324038-A (JP)
Title: Fuel cell system
Inventor: KITAMURA NOBUYUKI
IPC: H01M8/10
Filed: 2005-05-17
Abstract: <P>PROBLEM TO BE SOLVED: To discharge water staying in a gas passageway of a fuel cell regardless of an amount of gas flow in the gas passageway.  <P>SOLUTION: A fuel cell system is provided with a supply pipe supplying gas into the gas passageway of the fuel cell, an exhaust pipe exhausting gas exhausted from the gas passageway out of the fuel cell, and a pressure control valve controlling a pressure of gas in the exhaust pipe. The fuel cell system is further provided with a control means for controlling the pressure control valve so as to control a pressure at an outlet lower than that at the time of power generation, after raising the pressure at the outlet of the gas passageway, in a state of the gas passageway being charged with gas.  <P>COPYRIGHT: (C)2007,JPO&INPIT
Patent JP-2006322496-A (JP)
Title: Multi-row angular ball bearing
Inventor: KOSUGI FUTOSHI
IPC: F16C25/08
Filed: 2005-05-18
Abstract: <P>PROBLEM TO BE SOLVED: To provide inexpensive multi-row angular ball bearings to be less heated with no degradation of spindle accuracy due to heat prevention by producing a less increase in the preload of the bearings due to the clogging of a gap between the bearing inside a row and the inner diameter face of a housing during temperature rise.  <P>SOLUTION: Inner rings 14 of three or more angular ball bearings 4A-4D arranged in axial rows are thrust in the axial direction to give preload to the bearings. In the multi-row angular ball bearings, the outer diameter of each of the axially inside bearings 4B, 4C is smaller than that of each of the axially outside bearings 4A, 4D.  <P>COPYRIGHT: (C)2007,JPO&INPIT
Patent JP-2006323231-A (JP)
Title: Optical element and method for manufacturing the same
Inventor: FUSE AKIHIRO
IPC: G02B6/13
Filed: 2005-05-20
Abstract: <P>PROBLEM TO BE SOLVED: To provide an optical element that can fast control a light beam by light and a method for manufacturing the element by producing a high-quality photonic crystal in a simple process and packing its regular vacancies with a transition metal oxide also in a simple process.  <P>SOLUTION: A closest packed structure (an opal crystal) by fine particles 102 is formed as a three-dimensional periodical structure between two substrates 101, and minute vacancies connected to one another among the fine particles are packed with a transition metal oxide 103. A pumping light 113 at a wavelength different from that of an incident light 110 and capable of changing optical characteristics of the transition metal oxide is made to enter the crystal to change the optical characteristics of the optical element, so that the incident light 110 reflected in a state of (a) is transmitted through the optical element as shown in (b) to be observed as a transmitted light 112. A function as an optical switch is obtained by using the above-described changes in the optical characteristics.  <P>COPYRIGHT: (C)2007,JPO&INPIT
Patent JP-2006331683-A (JP)
Title: Backlight module, backlight panel, and display device
Inventor: OKAZAKI ATSUSHI
IPC: F21V8/00
Filed: 2005-05-23
Abstract: <P>PROBLEM TO BE SOLVED: To provide a backlight module, a backlight panel, and a display device having high light emission efficiency by using a laser beam source and a reflection part reflecting the beam from the laser beam source and changing passages of light, capable of reducing power consumption.  <P>SOLUTION: The backlight module is arranged on a back face of a display panel 2 as a backlight. The backlight module 1 has a laser beam source 11 emitting laser beam LL, a reflection part 12 reflecting the laser beam LL, and a light guide part 13 guiding the reflected laser beam LL as main parts. The laser beam source 11, the reflection part 12, and the light guide part 13 are housed in a case 14 in order to reject optical effect from outside. A phosphor layer 17 is formed on a lower surface of the reflection part 12. The laser beam LL emitted from the laser beam source 11 is converted into a visible light by the phosphor layer 17 formed on the surface of the reflection part 12.  <P>COPYRIGHT: (C)2007,JPO&INPIT
Patent JP-2006016294-A (JP)
Title: Method for growing group iii nitride crystal, group iii nitride crystal substrate, and semiconductor device
Inventor: FUJIWARA SHINSUKE
IPC: C30B25/18
Filed: 2005-05-23
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method for growing a group III nitride crystal almost free from impurities and having a low dislocation density and good crystallinity; a group III nitride crystal substrate; and a semiconductor device including the same.  <P>SOLUTION: The method for growing the group III nitride crystal comprises growing the group III nitride crystal 2 by an HVPE method using an AlN seed crystal grown by a sublimation method. It is possible to grow the group III nitride crystal by using a part of the group III nitride crystal obtained by the growing method as the seed crystal and applying the HVPE method.  <P>COPYRIGHT: (C)2006,JPO&NCIPI
Patent JP-2006332778-A (JP)
Title: High frequency switching circuit and semiconductor device employing the same
Inventor: MIYAGI MASA
IPC: H03K17/693
Filed: 2005-05-23
Abstract: <P>PROBLEM TO BE SOLVED: To provide a high frequency switching circuit the input output power characteristic of which is enhanced.  <P>SOLUTION: The high frequency switching circuit includes: basic switch units comprising a plurality of FETs connected in series between input output terminals and ground and between the input output terminals; and a plurality of resistive elements each one terminal of which is connected to a drain terminal of each FET, the other terminal of which is connected to a source terminal of each FET. The resistance of the resistive elements connected between the drain electrodes and the source electrodes of the FETs to which a signal voltage is applied among the FETs included in the base switch units in an off-state is selected small.  <P>COPYRIGHT: (C)2007,JPO&INPIT
Patent JP-2006302238-A (JP)
Title: Recognition system for area information and information of public agency by use of management server
Inventor: TSUNAOKA YUJI
IPC: G06Q30/06
Filed: 2005-04-21
Abstract: <P>PROBLEM TO BE SOLVED: To allow general persons to quickly and accurately acquire public information necessary for life of a limited area by an easy method.  <P>SOLUTION: The public information necessary for the life of the limited area is collected in multi-stages, a server for overall control of the information is installed, whose information is accessed by a personal computer, mobile communication, TV or the like. As a means for the access, a two-dimensional bar code is used.  <P>COPYRIGHT: (C)2007,JPO&INPIT
Patent JP-2006328495-A (JP)
Title: Method for imparting corrosion resistance to aluminum or aluminum alloy
Inventor: INAYOSHI SAKAE
IPC: C25D11/16
Filed: 2005-05-27
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method for imparting corrosion resistance to aluminum or an aluminum alloy where a barrier type anodized coating for imparting corrosion resistance to aluminum or an aluminum alloy is made dense, thus forming excellent gas discharge properties.  <P>SOLUTION: The surface of aluminum or an aluminum alloy is subjected to oxidation treatment with ozone, so as to form a dense oxide layer with a thickness of 5 to 20 nm, and the formed oxide layer is subjected to barrier type anodization.  <P>COPYRIGHT: (C)2007,JPO&INPIT
Patent JP-2006330557-A (JP)
Title: Image forming apparatus
Inventor: KAWAMOTO KIYOAKI
IPC: G03G15/20
Filed: 2005-05-30
Abstract: <P>PROBLEM TO BE SOLVED: To solve a problem that insufficient fixing occurs when an image is formed a prescribed time after a standby state is set in a fixing device whose rise time is shortened.  <P>SOLUTION: The temperature of a pressure member the prescribed time after the standby state is set is detected, and when the temperature of the pressure member is under prescribed temperature, a heating member and the pressure member are driven to be rotated.  <P>COPYRIGHT: (C)2007,JPO&INPIT
Patent JP-2006335576-A (JP)
Title: Piezoelectric material
Inventor: OKADA AKIRA
IPC: H01L41/39
Filed: 2005-05-31
Abstract: <P>PROBLEM TO BE SOLVED: To provide a piezoelectric material which contains no harmful lead such as PZT(PbZrO<SB>3</SB>-PbTiO<SB>3</SB>), consists mainly of barium titanate and has a Curie temperature of ≥130°C.  <P>SOLUTION: The piezoelectric material consists mainly of barium titanate, wherein 0.007-0.04 atom% one or more kinds selected from a group comprising iron, cerium and calcium are added to barium titanate and the Curie temperature is ≥130°C. An actuator and a pressure sensor use the piezoelectric material.  <P>COPYRIGHT: (C)2007,JPO&INPIT
Patent JP-2006146140-A (JP)
Title: Liquid crystal display
Inventor: BOKU TETSUYU
IPC: G02F1/139
Filed: 2005-05-31
Abstract: <P>PROBLEM TO BE SOLVED: To disclose a liquid crystal display (LCD) having an optically compensated bend (OCB) mode, which can restrict an initial high current, while supplying high voltage to a liquid crystal.  <P>SOLUTION: The liquid crystal display includes pixel circuits, formed at crossing points of a plurality of scan lines and a plurality of data lines and including an liquid crystal (LC) capacitor of an OCB mode formed between a pixel electrode and a common electrode; an electrostatic discharge (ESD) protective circuit connected to each data line to prevent static electricity from accumulating in each pixel circuit; a DC-DC converter for outputting a voltage for initial bend transition of the LC capacitor of the OCB mode; and a high-voltage supply circuit for receiving the voltage of the DC-DC converter and transmitting a high voltage to the common electrode. By designing the high-voltage supply circuit, an initial high current is prevented from flowing through the LC panel, to thereby protect the LC panel and other elements from damages, initial bend transition time of the OCB mode liquid crystal is significantly shortened.  <P>COPYRIGHT: (C)2006,JPO&NCIPI
Patent JP-2006340448-A (JP)
Title: Motor controller
Inventor: YUKI KAZUAKI
IPC: H02P23/07
Filed: 2005-05-31
Abstract: <P>PROBLEM TO BE SOLVED: To drop voltage linked to DC in a wider range than conventional as well as dropping the output voltage of a converter more than conventional in a low-speed range.  <P>SOLUTION: A converter control circuit 9 controls DC/DC conversion for a DC/DC converter 2 so that the voltage linked to DC may be the target voltage value geared to the velocity of an AC motor 5, according to a specified property curve. At this time, the target voltage in the low-speed range where the voltage linked to DC becomes minimum is lower than the output voltage of a DC source 1, so it can improve the switching loss depression effect in a VVVF inverter 4.  <P>COPYRIGHT: (C)2007,JPO&INPIT
Patent JP-2006338511-A (JP)
Title: Numerical control device
Inventor: MATSUI SHIGERU
IPC: G06F13/38
Filed: 2005-06-03
Abstract: <P>PROBLEM TO BE SOLVED: To provide a numerical control device reducing waiting state time of each initiator for efficiently transferring data in data transfer performed by a plurality of initiators.  <P>SOLUTION: Via respective I/F parts 15-18, a south bridge master 19, and a south bridge slave 22, a CPU and a DMA serving initiator devices, a main memory, a sub memory, an optical communication circuit, a servomotor control circuit, an emergency stopping sensor, a manual handle controller, an I/O unit control circuit, and a non-volatile memory as target devices are connected to a read bus 13 and a write bus 14. The CPU I/F part 15, the south bridge master 19, the south bridge slave 22, and a buffer memory 29 are connected mutually via buses different from the read bus 13 and the write bus 14, and data transfer between the CPU and the DMA is carried out via the buffer memory 29.  <P>COPYRIGHT: (C)2007,JPO&INPIT
Patent JP-2006336608-A (JP)
Title: Intake air flow rate measuring device
Inventor: KAMATA YUICHI
IPC: F02D45/00
Filed: 2005-06-06
Abstract: <P>PROBLEM TO BE SOLVED: To provide an intake air flow rate measuring device capable of measuring flow rate of intake air using an air flow sensor and improving correction precision for offsetting changes of output characteristics due to aging.  <P>SOLUTION: When a condition in which a change rate ▵Ne of rotational speed of an engine is within a first predetermined scope and a change rate ΔQ of engine load is within a second predetermined scope continues for predetermined hours, it is determined that the engine is in a steady operation condition (S11 to S13), and flow rate Ge of intake air corresponding to actual operation condition of the engine is inferred and computed by referring to a map for realizing performance characteristics of a turbocharger (S14 to S16). After compensating the flow rate Ge of intake air by corresponding to pressure pi and temperature Ti of intake air (S17), a compensation value C for compensating flow rate Ga of intake air is adequately renewed if an absolute value of difference between the flow rate Ga of intake air detected by the air flow sensor and the flow rate Ge of intake air inferred and computed is above a predetermined value α or more (S18 and S19).  <P>COPYRIGHT: (C)2007,JPO&INPIT
Patent JP-2006345598-A (JP)
Title: Charging method of power supply system
Inventor: YAMASHITA AKIRA
IPC: H02J7/04
Filed: 2005-06-07
Abstract: <P>PROBLEM TO BE SOLVED: To provide a charging method of a power supply system in which discharge electric energy can be prevented from becoming smaller than a specified value.  <P>SOLUTION: Reduction in capacity due to reduction in electrolyte during standby period is determined from the difference between a discharge curve when discharge takes places immediately after charging and a discharge curve under standby state. Increment or decrement in capacity due to variation in internal resistance incident to supplementary charging is determined from variation in capacity when standby and supplementary charging are repeated alternately. Reduction in capacity due to self discharge is determined based on the discharge curve under standby state, reduction in capacity due to reduction in electrolyte during standby period, and increment or decrement in capacity due to variation in internal resistance incident to supplementary charging. Charging timing is determined by the sum of reduction in capacity due to self discharge, reduction in capacity due to reduction in electrolyte during standby period, and increment or decrement in capacity due to variation in internal resistance incident to supplementary charging.  <P>COPYRIGHT: (C)2007,JPO&INPIT
Patent JP-2006343006-A (JP)
Title: Heating cooker
Inventor: TAKAKUWA MASAYUKI
IPC: H05B6/12
Filed: 2005-06-08
Abstract: <P>PROBLEM TO BE SOLVED: To provide a heating cooker capable of allowing a user to control an initial cooking completion timing on the basis of the user's judgement in accordance with preference and the condition of cooled object in one-pot cooking, and easily keeping the cooked object warm when eating.  <P>SOLUTION: This heating cooker comprises a pot 1 in which the cooked object is put, a heating means 3 for heating the pot, a temperature measuring means 4 for measuring a temperature of the pot, a heating key 7 operated by the user to start a heating mode in a state of fixing and controlling fire power, a pot heat-retention key 9 operated by the user, and a control portion 5 for controlling the heating means. The control portion 5 transfers the heating mode to a pot heat-retention mode for controlling the heating means 3 so that a temperature of the pot 1 measured by the temperature measuring means 4 is kept at a controlled temperature T1 lower than a temperature T0 in operating the pot heat-retention key 9 by temperature difference dT1, when the pot heat-retention key 9 is operated in the heating mode.  <P>COPYRIGHT: (C)2007,JPO&INPIT
Patent JP-2006345658-A (JP)
Title: Ac power supply switch circuit and method for controlling ac power supply
Inventor: HANEDA SHOJI
IPC: H02M1/08
Filed: 2005-06-09
Abstract: <P>PROBLEM TO BE SOLVED: To supply (carry) and interrupt AC power to an electronic device connected as a load by using a semiconductor switch and a relay switch with an allowable power capacity smaller than handled AC power.  <P>SOLUTION: An AC power supply switch circuit has a FET element and the relay switch connected in series, supplies and interrupts the input AC power to the electronic device connected as the load, and is configured so as to generate and synchronize a switching control signal with an input AC power supply voltage and operate a mechanical switch contact in the relay switch when the input AC power supply voltage is a predetermined voltage or lower.  <P>COPYRIGHT: (C)2007,JPO&INPIT
Patent JP-2006342417-A (JP)
Title: Sintering material, and torque limiter formed thereby
Inventor: UEMOTO KEIICHI
IPC: F16H55/36
Filed: 2005-06-10
Abstract: <P>PROBLEM TO BE SOLVED: To provide a sintering material having a high fatigue limit ratio and whose appropreateness as the material, e.g., for a torque limiter of stable quality is increased.  <P>SOLUTION: A pulley 1 composed by integrally molding a hub 2, a rim 3 and a limiter part 4 fractured upon the generation of an overload is formed of a sintering material obtained by subjecting a green compact formed of Fe-base alloy powder having a composition comprising 0.5 to 5 wt% of at least one kind selected from Cr, Mo, Ni and Mn, and in which the content of C is <0.1 wt% to high temperature sintering.  <P>COPYRIGHT: (C)2007,JPO&INPIT
Patent JP-2006349204-A (JP)
Title: Duct illumination unit, and illumination air conditioning system
Inventor: FUJIMOTO YOSHIHIRO
IPC: F24F13/078
Filed: 2005-06-13
Abstract: <P>PROBLEM TO BE SOLVED: To provide a duct illumination unit or the like easy in carrying out construction work of a structure for cooling a luminaire.  <P>SOLUTION: The illumination air conditioning system 100 is provided with a duct 40, and an air conditioner 10. In the duct 40, a duct wall surface component 50 is paired with at least one portion of the luminaire 60 accompanied by heating during lighting to compose a passage. The air conditioner 10 causes an air flow F1 in the duct 40.  <P>COPYRIGHT: (C)2007,JPO&INPIT
Patent JP-2006353018-A (JP)
Title: Power supply device
Inventor: NAKAYAMA RYUICHI
IPC: H02M1/12
Filed: 2005-06-16
Abstract: <P>PROBLEM TO BE SOLVED: To suppress noise produced in electronic equipment or the like by electromotive voltage from a paired conductive part for supplying power to a power transformer and/or a paired conductive part for supplying power from the power transformer to the electronic equipment or the like, in a power supply constituted of a printed board for constructing the electronic equipment or the like and the power transformer.  <P>SOLUTION: The conductive part for supplying power to the power transformer 3 is constructed, by continuously disposing multiple sets of pairs of conductive patterns 13 and 14, 15 and 16, 17 and 18, ..., 41 and 42 with the printed board 4 in-between, at such positions on the front face and the back face of the printed board 4 that the pairs are in twisted states, and electrically connecting the multiple sets of the conductive patterns via through-holes 43 in the printed board 4, so that they are continuously in conductive state.  <P>COPYRIGHT: (C)2007,JPO&INPIT